Expose a low-end device mode override flags for non-android OSs as well

cc/resources/pixel_buffer_raster_worker_pool.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/resources/pixel_buffer_raster_worker_pool.h"
 
 #include "base/containers/stack_container.h"
 #include "base/debug/trace_event.h"
 #include "base/values.h"
 #include "cc/debug/traced_value.h"
 #include "cc/resources/resource.h"
 #include "third_party/skia/include/core/SkBitmapDevice.h"
 
-#if defined(OS_ANDROID)
-#include "base/android/sys_utils.h"
-#endif
-
 namespace cc {
 
 namespace {
 
 class PixelBufferWorkerPoolTaskImpl : public internal::WorkerPoolTask {
  public:
   typedef base::Callback<void(bool was_canceled, bool needs_upload)> Reply;
 
   PixelBufferWorkerPoolTaskImpl(internal::RasterWorkerPoolTask* task,
                                 uint8_t* buffer,
@@ skipping 648 matching lines @@
 
   throttle_state->SetInteger("bytes_available_for_upload",
                              max_bytes_pending_upload_ - bytes_pending_upload_);
   throttle_state->SetInteger("bytes_pending_upload", bytes_pending_upload_);
   throttle_state->SetInteger("scheduled_raster_task_count",
                              scheduled_raster_task_count_);
   return throttle_state.PassAs<base::Value>();
 }
 
 }  // namespace cc